Motorcycle arm support



FIG. 1 is a top and left side perspective view of my new motorcycle arm support;

FIG. 2 is a front elevation view;

FIG. 3 is a right side elevation view;

FIG. 4 is a top plan view;

FIG. 5 is a sectional view taken on line 5--5 of FIG. 3;

FIG. 6 is a bottom plan view;

FIG. 7 is a left side elevation view in a lowered position; and,

FIG. 8 is a rear elevation view. 

The ornamental design for a motorcycle arm support, as shown. 